Walter Grupp is Lawyer, specialised in Fiscal law, and tax Consultant (IPC). Since 2004 he acts as Secretary General of CEA-PME. After his studies in Germany and France, he was trained at the E.C. in Luxembourg and at the World Bank in Washington D.C. Since 1987 he operated as Lawyer in Bruxelles, e.g. also for the German Embassy in Belgium, among others.
He was the founder and longtime owner of the Belgian companies InterGest (consulting and services for German companies in Belgium) and InterRecherche (acquisition and implementation of EU-funded projects).
He is since 2011 Senator of the European Economic Senate.